From: notaz <notasas@gmail.com>
Date: Thu, 13 Jan 2011 15:04:56 +0000 (+0200)
Subject: bios: implement psxBios__card_chan
X-Git-Tag: r4~4
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=commitdiff_plain;h=e9fda093d29f703068dd3e5bae7a4b3683e33b5c

bios: implement psxBios__card_chan

used by at least R-Type Delta.
---

diff --git a/libpcsxcore/psxbios.c b/libpcsxcore/psxbios.c
index f2f25405..cad69b31 100644
--- a/libpcsxcore/psxbios.c
+++ b/libpcsxcore/psxbios.c
@@ -259,6 +259,7 @@ static int CardState = -1;
 static TCB Thread[8];
 static int CurThread = 0;
 static FileDesc FDesc[32];
+static u32 card_active_chan;
 
 boolean hleSoftCall = FALSE;
 
@@ -1240,6 +1241,8 @@ void psxBios__card_info() { // ab
 	PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xab], a0);
 #endif
 
+	card_active_chan = a0;
+
 //	DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
 	DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
 
@@ -1251,6 +1254,8 @@ void psxBios__card_load() { // ac
 	PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xac], a0);
 #endif
 
+	card_active_chan = a0;
+
 //	DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
 	DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
 
@@ -2024,6 +2029,7 @@ void psxBios__card_write() { // 0x4e
 	PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x4e], a0, a1, a2);
 #endif
 
+	card_active_chan = a0;
 	port = a0 >> 4;
 
 	if (port == 0) {
@@ -2047,6 +2053,7 @@ void psxBios__card_read() { // 0x4f
 	PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4f]);
 #endif
 
+	card_active_chan = a0;
 	port = a0 >> 4;
 
 	if (port == 0) {
@@ -2128,6 +2135,15 @@ void psxBios_GetB0Table() { // 57
 	v0 = 0x874; pc0 = ra;
 }
 
+void psxBios__card_chan() { // 0x58
+#ifdef PSXBIOS_LOG
+	PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x58]);
+#endif
+
+	v0 = card_active_chan;
+	pc0 = ra;
+}
+
 void psxBios_ChangeClearPad() { // 5b
 #ifdef PSXBIOS_LOG
 	PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x5b], a0);
@@ -2485,7 +2501,7 @@ void psxBiosInit() {
 	//biosB0[0x55] = psxBios__get_error;
 	biosB0[0x56] = psxBios_GetC0Table;
 	biosB0[0x57] = psxBios_GetB0Table;
-	//biosB0[0x58] = psxBios__card_chan;
+	biosB0[0x58] = psxBios__card_chan;
 	//biosB0[0x59] = psxBios_sys_b0_59;
 	//biosB0[0x5a] = psxBios_sys_b0_5a;
 	biosB0[0x5b] = psxBios_ChangeClearPad;
@@ -2820,4 +2836,5 @@ void psxBiosFreeze(int Mode) {
 	bfreezes(Thread);
 	bfreezel(&CurThread);
 	bfreezes(FDesc);
+	bfreezel(&card_active_chan);
 }